※ 밑줄 친 부분에 들어갈 가장 적절한 것을 고르시오. [문 15～문 16] The achievement of material success is probably the most widely respected form of self-improvement in the United States. Many scholars believe that the nation's Protestant heritage is largely responsible for bringing this about. The idea of mixing materialism and religion may seem ___________; religion is considered to be concerned with spiritual matters, not material possessions. How can the two mix?